307 770
Advisory Published
CVE Published

CVE-2023-46745: Rate limiting Bypass on login page in libreNMS

First published: Fri Nov 17 2023(Updated: )

LibreNMS is an auto-discovering PHP/MySQL/SNMP based network monitoring which includes support for a wide range of network hardware and operating systems. In affected versions the login method has no rate limit. An attacker may be able to leverage this vulnerability to gain access to user accounts. This issue has been addressed in version 23.11.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Credit: security-advisories@github.com security-advisories@github.com

Affected SoftwareAffected VersionHow to fix
Librenms Librenms<23.11.0

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Frequently Asked Questions

  • What is CVE-2023-46745 about?

    CVE-2023-46745 is a vulnerability in the login page of libreNMS that allows bypassing rate limiting by using a GET request for authentication.

  • How does CVE-2023-46745 work?

    This vulnerability occurs because there is no rate limiting security feature in place for the GET request used for authentication.

  • What is the severity of CVE-2023-46745?

    CVE-2023-46745 has a severity score of 5.3, which is considered medium.

  • How can I fix CVE-2023-46745?

    To fix CVE-2023-46745, update to version 23.11.0 of libreNMS, which includes a remedy for this vulnerability.

  • What CWE categories are associated with CVE-2023-46745?

    CVE-2023-46745 is associated with the CWE categories 770 (Allocation of Resources Without Limits or Throttling) and 307 (Improper Restriction of Excessive Authentication Attempts).


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